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Japan Weekly Snow Roundup #300
Weekly Snow News for Japan, updated 4th February 2026: Snowpack passes six metres at Seki Onsen as storms continue.
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Karuizawa Prince Hotel at 1048 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 05 Feb 2026
Now
Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  | |  |  |  | | | |  |  | |
clear | some clouds | some clouds | cloudy | light snow | light snow | light snow | light snow | snow shwrs | snow shwrs | clear | clear | clear | some clouds | cloudy | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | 2 | — | — | 1 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 5 | 3 | -3 | -5 | -4 | -7 | -6 | -6 | -9 | -4 | -3 | -2 | 2 | 3 | 1 |
min °C | 2 | 3 | -1 | -6 | -6 | -6 | -9 | -8 | -8 | -10 | -7 | -4 | -5 | 0 | 2 | 1 |
-2 | -1 | -6 | -12 | -12 | -10 | -14 | -13 | -17 | -20 | -16 | -10 | -11 | -2 | -1 | -3 | |
50 | 57 | 61 | 75 | 68 | 66 | 90 | 78 | 44 | 74 | 51 | 51 | 58 | 31 | 37 | 59 | |
1650 | 1450 | 1500 | 350 | 200 | 550 | 0 | 0 | 250 | 0 | 0 | 750 | 0 | 1000 | 1500 | 1300 | |
 | — | 6:43 | — | — | 6:41 | — | — | 6:41 | — | — | 6:39 | — | — | 6:39 | — | — |
 | — | — | 5:15 | — | — | 5:16 | — | — | 5:17 | — | — | 5:19 | — | — | 5:20 | — |
Next 0-3 days weather summary:
A dusting of new snow. Freeze-thaw conditions (max 5°C on Fri morning, min -9°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the NW by Sun afternoon).
Next 4-6 days weather summary:
Mostly dry. Freeze-thaw conditions (max 5°C on Wed morning, min -10°C on Sun night). Winds decreasing (fresh winds from the WNW on Sun night, calm by Wed afternoon).
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Snow Radar
Latest snow reports near Karuizawa Prince Hotel:
Karuizawa Prince Hotel Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 29 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
Snow History
Week 1 of February has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
2.1 | Bluebird days Average snow, mostly sunny, light wind. |
Karuizawa Prince Hotel Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
The above table gives the weather forecast for Karuizawa Prince Hotel at the specific elevation of 1048 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Karuizawa Prince Hotel. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
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